Definitions for ARMYˈɑr mi

Random House Webster's College Dictionary

ar•myˈɑr mi(n.)(pl.)-mies.

the military forces of a nation, exclusive of the navy and in some countries the air force.
Category: Military
a military unit comprising two or more corps and a headquarters.
Category: Military
a large body of persons trained and armed for war.
Category: Military
any organized or large group.

Origin of army:

1350–1400; ME armee < MF < VL *armāta. See arm2, -ade1

Princeton's WordNet

army, regular army, ground forces(noun)
a permanent organization of the military land forces of a nation or state
army(noun)
a large number of people united for some specific purpose
United States Army, US Army, U. S. Army, Army, USA(noun)
the army of the United States of America; the agency that organizes and trains soldiers for land warfare

Kernerman English Learner's Dictionary

army(noun)ˈɑr mi
a land defense force
to join the army; She's in the army.

Wiktionary

army(Noun)
A large, highly organized military force, concerned mainly with ground (rather than air or naval) operations
The army was sent in to quell the uprising.
army(Noun)
The governmental agency in charge of a state's army.
The army opposed the legislature's involvement.
army(Noun)
A large group of people working toward the same purpose.
It took an army of accountants to uncover the fraud.
army(Noun)
A large group of social animals working toward the same purpose.
Our house is being attacked by an army of ants.
army(Noun)
Any multitude
On sunny days the beaches draw armies of tourists of all kinds.
Army(ProperNoun)
A sports team representing the US Military Academy at West Point.
Army has several returning starters this year.

Origin: (1386) armee, from armee (French armée), from armata, a noun taken from the past participle of armare, itself related to arma, from h₂er-.

Webster Dictionary

Army(noun)
a collection or body of men armed for war, esp. one organized in companies, battalions, regiments, brigades, and divisions, under proper officers
Army(noun)
a body of persons organized for the advancement of a cause; as, the Blue Ribbon Army
Army(noun)
a great number; a vast multitude; a host